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Finding the Fourth Proportional to 35,907.62, 53,857.62 and 9,615.02

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Solution

The fourth proportional to 35,907.62, 53,857.62 and 9,615.02 is: 14,421.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,907.62 : 53,857.62 = 9,615.02 : x
  2. Step 2: Convert to fraction form
    35,907.62/53,857.62 = 9,615.02/x
  3. Step 3: Cross multiply
    35,907.62x = 53,857.62 × 9,615.02
  4. Step 4: Simplify right side
    35,907.62x = 517,842,093.45
  5. Step 5: Solve for x
    x = 517,842,093.45/35,907.62
  6. Step 6: Final answer
    x = 14,421.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.